5177983-5 is a fine pitch SMT stacking receptacle connector designed for parallel board-to-board applications. This connector features a 0.8mm pitch with 120 positions and 8µ" gold plating for reliable electrical contact. The connector has dimensions of A: 47.20mm (1.858"), B: 53.80mm (2.118"), and C: 52.20mm (2.055"). It supports various stacking heights ranging from 5mm to 8mm when paired with compatible plug connectors. This receptacle is ideal for high-density interconnect applications in electronic devices requiring compact, reliable board-to-board connections.